Question: Quick application of the formula. Use the small increments formula to estimate the change in z = xy - 6x + 7y when x decreases
Quick application of the formula.
Use the small increments formula to estimate the change in z = xy - 6x + 7y when x decreases from 4 to 3.9 and y increases 0.4 from 2.
Estimate the change of z with 1 decimal position (type the value with no additional text or explanation).
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